CN108203306A - A kind of impermeabilisation LP blades aluminium melting furnace molten bath castable - Google Patents
A kind of impermeabilisation LP blades aluminium melting furnace molten bath castable Download PDFInfo
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- CN108203306A CN108203306A CN201611187398.XA CN201611187398A CN108203306A CN 108203306 A CN108203306 A CN 108203306A CN 201611187398 A CN201611187398 A CN 201611187398A CN 108203306 A CN108203306 A CN 108203306A
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- impermeabilisation
- melting furnace
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 42
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 239000004411 aluminium Substances 0.000 title claims abstract description 37
- 238000002844 melting Methods 0.000 title claims abstract description 35
- 230000008018 melting Effects 0.000 title claims abstract description 35
- 239000002245 particle Substances 0.000 claims abstract description 56
- 239000000843 powder Substances 0.000 claims abstract description 50
- 239000010432 diamond Substances 0.000 claims abstract description 47
- 229910003460 diamond Inorganic materials 0.000 claims abstract description 47
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 39
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052863 mullite Inorganic materials 0.000 claims abstract description 27
- 238000001354 calcination Methods 0.000 claims abstract description 23
- 239000010443 kyanite Substances 0.000 claims abstract description 23
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 22
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims abstract description 19
- 239000002994 raw material Substances 0.000 claims abstract description 19
- INJRKJPEYSAMPD-UHFFFAOYSA-N aluminum;silicic acid;hydrate Chemical compound O.[Al].[Al].O[Si](O)(O)O INJRKJPEYSAMPD-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052850 kyanite Inorganic materials 0.000 claims abstract description 18
- XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000004568 cement Substances 0.000 claims abstract description 17
- NJLLQSBAHIKGKF-UHFFFAOYSA-N dipotassium dioxido(oxo)titanium Chemical compound [K+].[K+].[O-][Ti]([O-])=O NJLLQSBAHIKGKF-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000002360 preparation method Methods 0.000 claims abstract description 11
- 239000002244 precipitate Substances 0.000 claims abstract description 7
- 238000002156 mixing Methods 0.000 claims description 33
- 238000003801 milling Methods 0.000 claims description 14
- 238000000498 ball milling Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 9
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 4
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 4
- 239000011591 potassium Substances 0.000 claims description 4
- 229910052700 potassium Inorganic materials 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 3
- 150000007513 acids Chemical class 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims 1
- 229910052788 barium Inorganic materials 0.000 claims 1
- 229910052791 calcium Inorganic materials 0.000 claims 1
- 239000011575 calcium Substances 0.000 claims 1
- 238000003763 carbonization Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 239000000377 silicon dioxide Substances 0.000 claims 1
- 238000003723 Smelting Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000005260 corrosion Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 5
- 229910052751 metal Inorganic materials 0.000 abstract description 5
- 239000002184 metal Substances 0.000 abstract description 5
- 239000002893 slag Substances 0.000 abstract description 5
- 230000002195 synergetic effect Effects 0.000 abstract description 3
- 229910052593 corundum Inorganic materials 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 229910001845 yogo sapphire Inorganic materials 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010431 corundum Substances 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3817—Carbides
- C04B2235/3826—Silicon carbides
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Products (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The invention discloses a kind of impermeabilisation LP blades aluminium melting furnace molten bath castables, include the raw material of following parts by weight：50 70 parts of electrofused mullite particle, 5 15 parts of plate diamond spar particle, 1 10 parts of plate diamond spar fine powder, 1 10 parts of carbide fine powder, 3 12 parts of activated alumina of α types calcining, 18 parts of ρ types calcined alumina, 15 parts of kyanite, 28 parts of pure calcium aluminate cement, 16 parts of barium sulfate precipitate, 0.3 5 parts of industrial potassium titanate, 0.01 0.5 parts of water-reducing agent.The impermeabilisation LP blades aluminium melting furnace molten bath castable is compounded by raw material and plays synergistic effect, has the excellent ability resisted metal aluminum melt and corroded, and the impermeable and corrosion resistance of the slag to being formed in smelting is strong；And preparation method is simple, raw material is easy to get, and production cost is low.
Description
Technical field
The present invention relates to a kind of unshape refractory, specifically a kind of impermeabilisation LP blades aluminium melting furnace molten bath cast
Material.
Background technology
Aluminium melting furnace is a kind of novel high-efficiency and energy-saving aluminium melting furnace developed according to aluminium smelting technology, it can meet well
In aluminium smelting technology, alloy composition requirement is tight, and production is discontinuous, and single heat size is larger to wait requirement, has reached reduction consumption, has reduced
Scaling loss improves product quality, reduces labor intensity, the effect of improving working conditions and improve production efficiency, makees suitable for interval
Melting more than industry, gold conjugate and foundry returns.Castable is also known as castable refractory, is that one kind adds in a certain amount of combination by refractory material
Granular and pulverulent material made of agent has compared with high fluidity, with the molding unshape refractory of pouring type.
In terms of castable is widely used in aluminium melting furnace molten bath, but existing impermeabilisation LP blades aluminium melting furnace molten bath
Castable still has problems with：The ability for resisting the erosion of metal aluminum melt is relatively low, and the slag to being formed in smelting
Impermeable and corrosion resistance is smaller.Therefore, the present invention provides a kind of impermeabilisation LP blades aluminium melting furnace molten bath castable, has
The excellent ability resisted metal aluminum melt and corroded, and the impermeable and corrosion resistance of the slag to being formed in smelting
By force.
Invention content
The purpose of the present invention is to provide a kind of impermeabilisation LP blades aluminium melting furnace molten bath castable, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the present invention provides following technical solution：
A kind of impermeabilisation LP blades aluminium melting furnace molten bath castable includes the raw material of following parts by weight：Electrofused mullite
50-70 parts of particle, 5-15 parts of plate diamond spar particle, 1-10 parts of plate diamond spar fine powder, 1-10 parts of carbide fine powder, the calcining of α types are lived
3-12 parts of aluminium oxide of property, 1-8 parts of ρ type calcined aluminas, 1-5 parts of kyanite, 2-8 parts of pure calcium aluminate cement, barium sulfate precipitate 1-6
Part, 0.3-5 parts of industrial potassium titanate, 0.01-0.5 parts of water-reducing agent.
As further embodiment of the present invention：Include the raw material of following parts by weight：58-60 parts of electrofused mullite particle,
9-12 parts of plate diamond spar particle, 3-6 parts of plate diamond spar fine powder, 3-6 parts of carbide fine powder, 5-8 parts of activated alumina of α types calcining, ρ
3-5 parts of type calcined alumina, 2-3 parts of kyanite, 4-6 parts of pure calcium aluminate cement, 2-4 parts of barium sulfate precipitate, industrial potassium titanate 1-3
Part, 0.1-0.3 parts of water-reducing agent.
As further scheme of the invention：The grain size of the electrofused mullite particle is 1-5mm；The plate diamond spar
The grain size of particle is 1mm；The granularity of the plate diamond spar fine powder is 0.046mm；The granularity of the carbide fine powder is
0.046mm；The granularity of the α types calcining activated alumina is 0.003mm；The granularity of the ρ types calcined alumina is
0.046mm；The granularity of the kyanite is 0.15mm.
As further scheme of the invention：Al in the electrofused mullite particle2O3Mass percentage content be
68-72%；Al in the plate diamond spar particle2O3Mass percentage content >=98%；Al in the plate diamond spar fine powder2O3
Mass percentage content >=98%；Mass percentage content >=95% of SIC in the carbide fine powder；The α types calcining
Al in activated alumina2O3Mass percentage content >=99%；Al in the ρ types calcined alumina2O3Mass percent contain
Amount >=85%；Al in the kyanite2O3Mass percentage content >=56%；Al in the pure calcium aluminate cement2O3Quality
Degree >=70%；BaSO in the blanc fixe4Mass percentage content >=98%；In the industrial potassium titanate
Al2O3Mass percentage content >=99%.
As further scheme of the invention：The water-reducing agent is powder polycarboxylic acids water reducing agent.
A kind of preparation method of impermeabilisation LP blades aluminium melting furnace molten bath castable, includes the following steps：
(1) each raw material is weighed according to above-mentioned formula, it is spare；
(2) by plate diamond spar fine powder, carbide fine powder, α types calcining activated alumina, ρ types calcined alumina, kyanite,
Pure calcium aluminate cement, blanc fixe, industrial potassium titanate, which add in, carries out ball milling blending, Ball-milling Time 20- in tubulose ball mill
50 minutes, form blending milling component；
(3) electrofused mullite particle, plate diamond spar particle and water-reducing agent and blending milling component obtained by upper step are mixed
It closes, is more than 1m using volume3Pressure planetary mixing and blending machine mixed material is stirred, the mixing time be 5-15
Minute.
As further scheme of the invention：The order of addition of the step (3) is：First add in electrofused mullite particle
With plate diamond spar particle, then add blending milling component, be eventually adding water-reducing agent.
As further scheme of the invention：Ball-milling Time in the step (2) is 30 minutes.
As further scheme of the invention：The mixing time in the step (3) is 8 minutes.
Compared with prior art, the beneficial effects of the invention are as follows：
The impermeabilisation LP blades aluminium melting furnace molten bath castable is compounded by raw material and plays synergistic effect, has excellent support
The ability that anti-metal aluminum melt corrodes, and the impermeable and corrosion resistance of the slag to being formed in smelting is strong；This is impervious
The preparation method of saturating LP blades aluminium melting furnace molten bath castable is simple, and raw material is easy to get, and cost of material is low, and production process is less,
Effectively reduce production cost；In addition, the application range of the impermeabilisation LP blades aluminium melting furnace molten bath castable is wider, product product
Matter is good, and market popularization value is higher.
Specific embodiment
The technical solution of this patent is described in more detail With reference to embodiment.
Embodiment 1
A kind of impermeabilisation LP blades aluminium melting furnace molten bath castable includes the raw material of following parts by weight：Electrofused mullite
50 parts of particle, 5 parts of plate diamond spar particle, 1 part of plate diamond spar fine powder, 1 part of carbide fine powder, 3 parts of activated alumina of α types calcining, ρ
1 part of type calcined alumina, 1 part of kyanite, 2 parts of pure calcium aluminate cement, 1 part of barium sulfate precipitate, 0.3 part of industrial potassium titanate, diminishing
0.01 part of agent.
The grain size of the electrofused mullite particle is 1mm；The grain size of the plate diamond spar particle is 0.5mm；The plate
The granularity of corundum fine powder is 0.02mm；The granularity of the carbide fine powder is 0.03mm；The grain of the α types calcining activated alumina
It spends for 0.002mm；The granularity of the ρ types calcined alumina is 0.025mm；The granularity of the kyanite is 0.1mm.
Al in the electrofused mullite particle2O3Mass percentage content be 50-68%；In the plate diamond spar particle
Al2O3Mass percentage content >=90%；Al in the plate diamond spar fine powder2O3Mass percentage content >=92%；It is described
Mass percentage content >=90% of SIC in carbide fine powder；Al in the α types calcining activated alumina2O3Mass percent
Content >=92%；Al in the ρ types calcined alumina2O3Mass percentage content >=78%；Al in the kyanite2O3's
Mass percentage content >=50%；Al in the pure calcium aluminate cement2O3Mass percentage content >=65%；The precipitated sulfur
BaSO in sour barium4Mass percentage content >=94%；Al in the industrial potassium titanate2O3Mass percentage content >=95%.
A kind of preparation method of impermeabilisation LP blades aluminium melting furnace molten bath castable, includes the following steps：
(1) each raw material is weighed according to above-mentioned formula, it is spare；
(2) by plate diamond spar fine powder, carbide fine powder, α types calcining activated alumina, ρ types calcined alumina, kyanite,
Pure calcium aluminate cement, blanc fixe, industrial potassium titanate, which add in, carries out ball milling blending, Ball-milling Time 20- in tubulose ball mill
50 minutes, form blending milling component；
(3) electrofused mullite particle, plate diamond spar particle and water-reducing agent and blending milling component obtained by upper step are mixed
It closes, is more than 1m using volume3Pressure planetary mixing and blending machine mixed material is stirred, be mixed the time be 5 points
Clock.
The order of addition of the step (3) is：Blending milling component is first added in, then powers up molten mullite particle and plate is firm
Beautiful particle, is eventually adding water-reducing agent.
Embodiment 2
A kind of impermeabilisation LP blades aluminium melting furnace molten bath castable includes the raw material of following parts by weight：Electrofused mullite
70 parts of particle, 15 parts of plate diamond spar particle, 10 parts of plate diamond spar fine powder, 10 parts of carbide fine powder, α types calcining activated alumina 12
Part, 5 parts of industrial potassium titanate, subtracts 8 parts of ρ types calcined alumina, 5 parts of kyanite, 8 parts of pure calcium aluminate cement, 6 parts of barium sulfate precipitate
0.5 part of aqua.
The grain size of the electrofused mullite particle is 5mm；The grain size of the plate diamond spar particle is 2mm；The plate is firm
The granularity of beautiful fine powder is 0.05mm；The granularity of the carbide fine powder is 0.06mm；The granularity of the α types calcining activated alumina
For 0.005mm；The granularity of the ρ types calcined alumina is 0.06mm；The granularity of the kyanite is 0.2mm.
Al in the electrofused mullite particle2O3Mass percentage content be 72-80%；In the plate diamond spar particle
Al2O3Mass percentage content >=99%；Al in the plate diamond spar fine powder2O3Mass percentage content >=99%；It is described
Mass percentage content >=97% of SIC in carbide fine powder；Al in the α types calcining activated alumina2O3Mass percent
Content >=99%；Al in the ρ types calcined alumina2O3Mass percentage content >=90%；Al in the kyanite2O3's
Mass percentage content >=70%；Al in the pure calcium aluminate cement2O3Mass percentage content >=78%；The precipitated sulfur
BaSO in sour barium4Mass percentage content >=99%；Al in the industrial potassium titanate2O3Mass percentage content >=99%.
A kind of preparation method of impermeabilisation LP blades aluminium melting furnace molten bath castable, includes the following steps：
(1) each raw material is weighed according to above-mentioned formula, it is spare；
(2) by plate diamond spar fine powder, carbide fine powder, α types calcining activated alumina, ρ types calcined alumina, kyanite,
Pure calcium aluminate cement, blanc fixe, industrial potassium titanate add in and ball milling blending are carried out in tubulose ball mill, and Ball-milling Time is 50 points
Clock forms blending milling component；
(3) electrofused mullite particle, plate diamond spar particle and water-reducing agent and blending milling component obtained by upper step are mixed
It closes, is more than 1m using volume3Pressure planetary mixing and blending machine mixed material is stirred, be mixed the time be 15 points
Clock.
The order of addition of the step (3) is：Water-reducing agent is first added in, then adds blending milling component, is eventually adding electric smelting not
Come stone particle and plate diamond spar particle.
Embodiment 3
A kind of impermeabilisation LP blades aluminium melting furnace molten bath castable includes the raw material of following parts by weight：Electrofused mullite
59 parts of particle, 11 parts of plate diamond spar particle, 4 parts of plate diamond spar fine powder, 5 parts of carbide fine powder, α types calcining 6 parts of activated alumina,
4 parts of ρ types calcined alumina, 2 parts of kyanite, 5 parts of pure calcium aluminate cement, 3 parts of barium sulfate precipitate, 2 parts of industrial potassium titanate, water-reducing agent
0.2 part.
The grain size of the electrofused mullite particle is 3mm；The grain size of the plate diamond spar particle is 1mm；The plate is firm
The granularity of beautiful fine powder is 0.046mm；The granularity of the carbide fine powder is 0.046mm；The grain of the α types calcining activated alumina
It spends for 0.003mm；The granularity of the ρ types calcined alumina is 0.046mm；The granularity of the kyanite is 0.15mm.
Al in the electrofused mullite particle2O3Mass percentage content be 68-72%；In the plate diamond spar particle
Al2O3Mass percentage content >=98%；Al in the plate diamond spar fine powder2O3Mass percentage content >=98%；It is described
Mass percentage content >=95% of SIC in carbide fine powder；Al in the α types calcining activated alumina2O3Mass percent
Content >=99%；Al in the ρ types calcined alumina2O3Mass percentage content >=85%；Al in the kyanite2O3's
Mass percentage content >=56%；Al in the pure calcium aluminate cement2O3Mass percentage content >=70%；The precipitated sulfur
BaSO in sour barium4Mass percentage content >=98%；Al in the industrial potassium titanate2O3Mass percentage content >=99%.
The water-reducing agent is powder polycarboxylic acids water reducing agent.
A kind of preparation method of impermeabilisation LP blades aluminium melting furnace molten bath castable, includes the following steps：
(1) each raw material is weighed according to above-mentioned formula, it is spare；
(2) by plate diamond spar fine powder, carbide fine powder, α types calcining activated alumina, ρ types calcined alumina, kyanite,
Pure calcium aluminate cement, blanc fixe, industrial potassium titanate add in and ball milling blending are carried out in tubulose ball mill, and Ball-milling Time is 30 points
Clock forms blending milling component；
(3) electrofused mullite particle, plate diamond spar particle and water-reducing agent and blending milling component obtained by upper step are mixed
It closes, is more than 1m using volume3Pressure planetary mixing and blending machine mixed material is stirred, be mixed the time be 8 points
Clock.
The order of addition of the step (3) is：Electrofused mullite particle and plate diamond spar particle are first added in, then adds blending mill
Powder component is eventually adding water-reducing agent.
The impermeabilisation LP blades aluminium melting furnace molten bath castable is compounded by raw material and plays synergistic effect, has excellent support
The ability that anti-metal aluminum melt corrodes, and the impermeable and corrosion resistance of the slag to being formed in smelting is strong；This is impervious
The preparation method of saturating LP blades aluminium melting furnace molten bath castable is simple, and raw material is easy to get, and cost of material is low, and production process is less,
Effectively reduce production cost；In addition, the application range of the impermeabilisation LP blades aluminium melting furnace molten bath castable is wider, product product
Matter is good, and market popularization value is higher.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, can also be under the premise of this patent objective not be departed from the knowledge that one skilled in the relevant art has
It makes a variety of changes.
Claims (9)
1. a kind of impermeabilisation LP blades aluminium melting furnace molten bath castable, which is characterized in that include the raw material of following parts by weight：Electricity
Molten 50-70 parts of mullite particle, 5-15 parts of plate diamond spar particle, 1-10 parts of plate diamond spar fine powder, 1-10 parts of carbide fine powder, α
3-12 parts of activated alumina of type calcining, 1-8 parts of ρ type calcined aluminas, 1-5 parts of kyanite, 2-8 parts of pure calcium aluminate cement, sulfuric acid
1-6 parts of precipitated barium, 0.3-5 parts of industrial potassium titanate, 0.01-0.5 parts of water-reducing agent.
2. impermeabilisation LP blades aluminium melting furnace molten bath according to claim 1 castable, which is characterized in that including following heavy
Measure the raw material of number：58-60 parts of electrofused mullite particle, 9-12 parts of plate diamond spar particle, 3-6 parts of plate diamond spar fine powder, carbonization
3-6 parts of silica fine powder, 5-8 parts of activated alumina of α types calcining, 3-5 parts of ρ type calcined aluminas, 2-3 parts of kyanite, pure calcium aluminate water
4-6 parts of mud, 2-4 parts of barium sulfate precipitate, 1-3 parts of industrial potassium titanate, 0.1-0.3 parts of water-reducing agent.
3. according to any impermeabilisation LP blades aluminium melting furnace molten bath castables of claim 1-2, which is characterized in that
The grain size of the electrofused mullite particle is 1-5mm；
The grain size of the plate diamond spar particle is 1mm；
The granularity of the plate diamond spar fine powder is 0.046mm；
The granularity of the carbide fine powder is 0.046mm；
The granularity of the α types calcining activated alumina is 0.003mm；
The granularity of the ρ types calcined alumina is 0.046mm；
The granularity of the kyanite is 0.15mm.
4. according to any impermeabilisation LP blades aluminium melting furnace molten bath castables of claim 1-2, which is characterized in that
Al in the electrofused mullite particle2O3Mass percentage content be 68-72%；
Al in the plate diamond spar particle2O3Mass percentage content >=98%；
Al in the plate diamond spar fine powder2O3Mass percentage content >=98%；
Mass percentage content >=95% of SIC in the carbide fine powder；
Al in the α types calcining activated alumina2O3Mass percentage content >=99%；
Al in the ρ types calcined alumina2O3Mass percentage content >=85%；
Al in the kyanite2O3Mass percentage content >=56%；
Al in the pure calcium aluminate cement2O3Mass percentage content >=70%；
BaSO in the blanc fixe4Mass percentage content >=98%；
Al in the industrial potassium titanate2O3Mass percentage content >=99%.
5. according to any impermeabilisation LP blades aluminium melting furnace molten bath castables of claim 1-2, which is characterized in that described
Water-reducing agent is powder polycarboxylic acids water reducing agent.
6. a kind of preparation method of impermeabilisation LP blades aluminium melting furnace molten bath castable as described in claim 1-2 is any,
It is characterized in that, includes the following steps：
(1) each raw material is weighed according to above-mentioned formula, it is spare；
(2) by plate diamond spar fine powder, carbide fine powder, α types calcining activated alumina, ρ types calcined alumina, kyanite, fine aluminium
Sour calcium cement, blanc fixe, industrial potassium titanate add in and ball milling blending are carried out in tubulose ball mill, and Ball-milling Time is 20-50 points
Clock forms blending milling component；
(3) electrofused mullite particle, plate diamond spar particle and water-reducing agent with blending milling component obtained by upper step are mixed, made
It is more than 1m with volume3Pressure planetary mixing and blending machine mixed material is stirred, be mixed the time be 5-15 minutes.
7. the preparation method of impermeabilisation LP blades aluminium melting furnace molten bath according to claim 6 castable, which is characterized in that
The order of addition of the step (3) is：Electrofused mullite particle and plate diamond spar particle are first added in, then adds blending milling component,
It is eventually adding water-reducing agent.
8. the preparation method of impermeabilisation LP blades aluminium melting furnace molten bath according to claim 6 castable, which is characterized in that
Ball-milling Time in the step (2) is 30 minutes.
9. the preparation method of impermeabilisation LP blades aluminium melting furnace molten bath according to claim 6 castable, which is characterized in that
The mixing time in the step (3) is 8 minutes.
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| CN201611187398.XA CN108203306A (en) | 2016-12-20 | 2016-12-20 | A kind of impermeabilisation LP blades aluminium melting furnace molten bath castable |
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| CN109020578A (en) * | 2018-09-11 | 2018-12-18 | 郑州荣盛窑炉耐火材料有限公司 | A kind of aluminum-resistant liquid is stained with knot and the energy-saving castable of infiltration and preparation method thereof |
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| CN104370559A (en) * | 2014-10-24 | 2015-02-25 | 北京东峰兴达耐火材料有限公司 | Anti-permeation anti-erosion molten pool castable for aluminum melting furnace |
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| US4806509A (en) * | 1987-12-07 | 1989-02-21 | Vfr, Inc. | Aluminum resistant refractory composition |
| CN101717246B (en) * | 2009-12-24 | 2012-03-28 | 中钢集团洛阳耐火材料研究院有限公司 | Method for preparing high alumina castable without being moistened by aluminum liquid |
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| CN104370559A (en) * | 2014-10-24 | 2015-02-25 | 北京东峰兴达耐火材料有限公司 | Anti-permeation anti-erosion molten pool castable for aluminum melting furnace |
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| CN109020578A (en) * | 2018-09-11 | 2018-12-18 | 郑州荣盛窑炉耐火材料有限公司 | A kind of aluminum-resistant liquid is stained with knot and the energy-saving castable of infiltration and preparation method thereof |
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